Skin massage roller



FIG. 1 is a perspective view of a skin massage roller, showing my new design;

FIG. 2 is a front view thereof, a rear view being a mirror image;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view.

The broken lines shown are included for the purpose of illustrating the unclaimed portions of the skin massage roller and form no part of the claimed design. 

CLAIM The ornamental design for a skin massage roller, as shown and described. 